On Saturday, the Nashville star hit up the SAP Arena in Mannheim, Germany to watch her luscious on and off again love, Wladimir Klitschko take on challenger Francesco Pianeta, and considering that Klitschko was defending his WBA, IBF and WBO heavyweight titles, he made sure to put on a show.

Miz Panettiere sat on the sideline in a beautiful nude and black dress as she watched her beau fight, and even though she looked a little puzzled, she still put on a smile.

In the sixth round, Wladimir won the fight by KNOCKING OUT Pianeta, and we're certain the 23-year-old hottie went wild!!